Question

(ii) Crystallization is a better technique than evaporation as
(a) in evaporation some impurities may remain in the solution even after filtration.
(b) in evaporation impurities contaminate the solid. Some solid may decompose on
heating
(c) in evaporation some solid may get charred on heating to dryness.
(d) All of these​

Answer 1

Answer:

(d)All of these

Explanation:

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Answer 2

Answer:

all of these

Explanation:

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